<template>
  <div class="login_container">
    <el-button @click="toIndex()">首页</el-button>
    <el-card style="width: 20%; margin: 100px 10px; background: transparent; color: white;" shadow="hover">
      <p>系统管理员：</p>
      <p>用户名：xxx 密码：xxx</p>
      <p>课程管理员：</p>
      <p>用户名：xxx 密码：xxx</p>
      <p>教师：</p>
      <p>用户名：xxx 密码：xxx</p>
      <p>幼儿家长：</p>
      <p>用户名：xxx 密码：xxx</p>
    </el-card>
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/log.png" alt="">
      </div>
      <!-- 登录表单区域 -->
      <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user" placeholder="用户名" ></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password"  >
          <el-input prefix-icon="iconfont icon-3702mima" v-model="loginForm.password"  placeholder="密码" show-password></el-input>
        </el-form-item>
        <!-- 按钮区域 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      loginForm: {
        username: '',
        password: ''
      },
      // 这是表单的验证规则对象
      loginFormRules: {
        // 验证用户名是否合法
        username: [
          { required: true, message: '请输入登录名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        // 验证密码是否合法
        password: [
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    // 点击重置按钮，重置登录表单
    resetLoginForm() {
      // console.log(this);
      this.$refs.loginFormRef.resetFields()
    },
    login() {
      console.log(this.loginForm)
      this.$refs.loginFormRef.validate(async valid => {
        if (!valid) return

        const { data: res } = await this.$http.post('user/login', this.loginForm)

        if (res.code !== 200) return this.$message.error(res.msg)
        this.$message.success('登录成功')

        window.sessionStorage.setItem('userType', res.data)
        console.log(res.data)
        this.$router.push({path:'/hthome'})
      })
    },
    toIndex(){
      this.$router.push({path:'/'})
    }
  }
}

</script>

<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  background-image: url("../assets/sola.jpg");
  height: 100%;
}

.login_box {
  width: 450px;
  height: 350px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}

.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
  img {
    width: 20px;
    height: 12px;
    position: absolute;
    right: 0px;
    margin: 15px;
  }
}

.btns {
  display: flex;
  justify-content: flex-end;
}

body {
  font-size: 20px;
  color: #090;
  background-color: #eee;
  text-align: center;
}
.select {
  display: inline-block;
  width: 200px;
  position: relative;
  vertical-align: middle;
  padding: 0;
  overflow: hidden;
  background-color: #fff;
  color: #555;
  border: 1px solid #aaa;
  text-shadow: none;
  border-radius: 4px;
  transition: box-shadow 0.25s ease;
  z-index: 2;
}

.select:hover {
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.select:before {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border: 10px solid transparent;
  border-top-color: #ccc;
  top: 14px;
  right: 10px;
  cursor: pointer;
  z-index: -2;
}
.select select {
  cursor: pointer;
  padding: 10px;
  width: 100%;
  border: none;
  background: transparent;
  background-image: none;
  -webkit-appearance: none;
  -moz-appearance: none;
}

.select select:focus {
  outline: none;
}
</style>
